Nextcloud server is an open source personal cloud platform. In affected versions it was found that locally running webservices can be found and requested erroneously. It is recommended that the Nextcloud Server is upgraded to 23.0.8 or 24.0.4. It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.10.4, 23.0.8 or 24.0.4. There are no known workarounds for this issue.
https://github.com/nextcloud/server/pull/33031
https://github.com/nextcloud/server/pull/32988
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-rmf9-w497-8cq8